Primrose is a girl convinced she can't do maths. She always gets bad scores and believes everyone is better than her.Instead, she devotes her time to being creative, like painting and drawing. Until one day, a dangerous, zooming car nearly hits her best friend Autumn, and Primrose is forced to confront a speeding problem.She is left with no choice but to get good at maths, and fast.With her friend Autumn by her side, she is ready to find a solution. However, Primrose is about to discover that maths is not her only problem...